setsid --version (return code: 0)
setsid from util-linux 2.27.1
setsid --help (return code: 0)
Usage:
setsid [options] <program> [arguments ...]
Run a program in a new session.
Options:
-c, --ctty set the controlling terminal to the current one
-w, --wait wait program to exit, and use the same return
-h, --help display this help and exit
-V, --version output version information and exit
For more details see setsid(1).